JPH01145082U - - Google Patents
Info
- Publication number
- JPH01145082U JPH01145082U JP4177888U JP4177888U JPH01145082U JP H01145082 U JPH01145082 U JP H01145082U JP 4177888 U JP4177888 U JP 4177888U JP 4177888 U JP4177888 U JP 4177888U JP H01145082 U JPH01145082 U JP H01145082U
- Authority
- JP
- Japan
- Prior art keywords
- inverter circuit
- circuit
- output
- power supply
- power source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009499 grossing Methods 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
Description
第１図は本考案の一実施例を示す電気回路図、
第２図は従来例の電気回路図である。
２ｂ：リレーの駆動コイル、５：マグネトロン
、７：制御用電源回路、８：制御回路、２０：イ
ンバータ回路、３２：コンデンサ、２１４：高周
波トランス補助巻線。
FIG. 1 is an electrical circuit diagram showing an embodiment of the present invention;
FIG. 2 is an electrical circuit diagram of a conventional example. 2b: Relay drive coil, 5: Magnetron, 7: Control power supply circuit, 8: Control circuit, 20: Inverter circuit, 32: Capacitor, 214: High frequency transformer auxiliary winding.
Claims (1)
、該整流平滑回路の出力を高周波電源に変換する
インバータ回路と、該インバータ回路の出力にて
駆動するマグネトロンと、該マグネトロンへの電
源供給を制御するリレーとを具備した高周波加熱
装置において、 上記リレーの付勢用電源として、上記インバー
タ回路の起動時には制御用電源回路から供給し、
上記インバータ回路動作時にはインバータ回路の
出力の一部を整流平滑して供給するようにしたこ
とを特徴とする高周波加熱装置。[Claims for Utility Model Registration] A rectifying and smoothing circuit that converts a commercial power source into a DC power source, an inverter circuit that converts the output of the rectifying and smoothing circuit into a high-frequency power source, a magnetron that is driven by the output of the inverter circuit, and In a high-frequency heating device equipped with a relay that controls power supply to the magnetron, the power supply for energizing the relay is supplied from the control power supply circuit when the inverter circuit is activated,
A high-frequency heating device characterized in that when the inverter circuit is in operation, a part of the output of the inverter circuit is rectified and smoothed before being supplied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4177888U JPH01145082U (en) | 1988-03-28 | 1988-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4177888U JPH01145082U (en) | 1988-03-28 | 1988-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01145082U true JPH01145082U (en) | 1989-10-05 |
Family
ID=31268209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4177888U Pending JPH01145082U (en) | 1988-03-28 | 1988-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01145082U (en) |
-
1988
- 1988-03-28 JP JP4177888U patent/JPH01145082U/ja active Pending
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